<link type="text/css" rel="stylesheet" href="${ctx }/static/styles/tree.css" />
<link type="text/css" rel="stylesheet" href="${ctx }/static/scripts/zTree/v3.1/css/zTreeStyle/zTreeStyle.css" />
<script type="text/javascript" src="${ctx }/static/scripts/zTree/v3.1/js/jquery.ztree.core-3.1.min.js"></script>
<script type="text/javascript" src="${ctx }/static/scripts/zTree/v3.1/js/jquery.ztree.excheck-3.1.min.js"></script>
<script type="text/javascript" src="${ctx }/static/scripts/zTree/v3.1/js/jquery.ztree.exedit-3.1.min.js"></script>